From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6EBF5C624D4 for ; Thu, 3 Sep 2026 06:22:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=GyYjgTttZtjkAr8NAkvK68j3Vbwf6uVP9KCugF+tJnk=; b=ePoyshu/UB0cQYJq56uBN9dnjv mSiC9Kbi5YU/C8CnZC1W+4WVKCi0QyLHhXjwLo6zbpFfykYMJWjv5PQKDLVbh859pt6+v2erlWEAN bWjkJp4dsQH5EZj3dATdXJLaIBc6F04OVpby9OS/aZLA3gjRHrw2Z42pRrzHnCk9vqTCnqpQlH7BI DyeROFgilf2U1CPs6Un644KWpbgqHWyTeS//F20cBTFKiTmy4GrpWjRCtRy6fToMUKFyklP78AHjW n8uZZjmHeiAG+tIe7O/cNDmsi88aOi4PsDiWwLkYMu+CAhtko8X5Z5SfPrVeH8Dvg0F9IUBOFjgXO 6k6k4Wxg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x20pf-0000000GTqI-1c9G; Thu, 03 Sep 2026 06:21:55 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x20pc-0000000GTpA-3EwP; Thu, 03 Sep 2026 06:21:53 +0000 X-UUID: bd9dc72ea75f11f1afed4741b24580c9-20260902 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=GyYjgTttZtjkAr8NAkvK68j3Vbwf6uVP9KCugF+tJnk=; b=GbUGAfXmU+37mZ4zAZWcMJXvHO/ChkE3eGs5p/rOkhG4TGA4dLZ33ta1Z0Hy7KuQLNu5C2RFQwX/wQl5vxUQxx72ICYbjRrKSm3AiGGEg6eakdWhvmCF1gK6aRozaMH8rinDHqZLHL4vSNIHvcgtd5GhFWu5dJJw4zMDCO7I37M=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.19,REQID:1cae8596-0564-4207-ba6e-f632967c8785,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:7db8b62,CLOUDID:ccbe6296-8382-4d0c-b42c-b0965a0d23b4,B ulkID:nil,BulkQuantity:0,SF:102|136|836|865|888|898,TC:-5,Content:0|15|50| 99,EDM:-3|-100,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,COL:0,OSI :0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: bd9dc72ea75f11f1afed4741b24580c9-20260902 Received: from mtkmbs09n2.mediatek.inc [(172.21.101.94)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 2043446882; Wed, 02 Sep 2026 23:21:47 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Thu, 3 Sep 2026 14:21:44 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Thu, 3 Sep 2026 14:21:44 +0800 From: Justin Yeh To: Matthias Brugger , AngeloGioacchino Del Regno CC: , , , , Justin Yeh Subject: [PATCH] soc: mediatek: mtk-regulator-coupler: Add support for MT8189 Date: Thu, 3 Sep 2026 14:21:24 +0800 Message-ID: <20260903062142.1025443-1-justin.yeh@mediatek.com> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260902_232152_829949_6100C420 X-CRM114-Status: UNSURE ( 9.81 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org MT8189 couples its GPU supply (buck_vgpu) with the GPU SRAM supply (ldo_sram_gpu), which is exactly the GPU<->SRAM relationship this coupler already handles for MT8183, MT8186, MT8188 and MT8192. Register the coupler on MT8189 as well so that both supplies stay voltage-balanced. Signed-off-by: Justin Yeh --- drivers/soc/mediatek/mtk-regulator-coupler.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/soc/mediatek/mtk-regulator-coupler.c b/drivers/soc/mediatek/mtk-regulator-coupler.c index 0b6a2884145e..1109e3d9a319 100644 --- a/drivers/soc/mediatek/mtk-regulator-coupler.c +++ b/drivers/soc/mediatek/mtk-regulator-coupler.c @@ -148,6 +148,7 @@ static int mediatek_regulator_coupler_init(void) if (!of_machine_is_compatible("mediatek,mt8183") && !of_machine_is_compatible("mediatek,mt8186") && !of_machine_is_compatible("mediatek,mt8188") && + !of_machine_is_compatible("mediatek,mt8189") && !of_machine_is_compatible("mediatek,mt8192")) return 0; -- 2.45.2